From cb3610e37c4c0a40520441b8515d044dabcc8854 Mon Sep 17 00:00:00 2001 From: Adam Jackson Date: Mon, 25 Oct 2004 21:09:16 +0000 Subject: Import the GLX client side library, formerly from xc/lib/GL/glx. Build it by adding 'glx/x11' to SRC_DIRS in your build config. --- src/glx/x11/pixelstore.c | 301 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 301 insertions(+) create mode 100644 src/glx/x11/pixelstore.c (limited to 'src/glx/x11/pixelstore.c') diff --git a/src/glx/x11/pixelstore.c b/src/glx/x11/pixelstore.c new file mode 100644 index 0000000000..31a3468824 --- /dev/null +++ b/src/glx/x11/pixelstore.c @@ -0,0 +1,301 @@ +/* $XFree86: xc/lib/GL/glx/pixelstore.c,v 1.4 2004/01/28 18:11:43 alanh Exp $ */ +/* +** License Applicability. Except to the extent portions of this file are +** made subject to an alternative license as permitted in the SGI Free +** Software License B, Version 1.1 (the "License"), the contents of this +** file are subject only to the provisions of the License. You may not use +** this file except in compliance with the License. You may obtain a copy +** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600 +** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at: +** +** http://oss.sgi.com/projects/FreeB +** +** Note that, as provided in the License, the Software is distributed on an +** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS +** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND +** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A +** PARTICULAR PURPOSE, AND NON-INFRINGEMENT. +** +** Original Code. The Original Code is: OpenGL Sample Implementation, +** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics, +** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc. +** Copyright in any portions created by third parties is as indicated +** elsewhere herein. All Rights Reserved. +** +** Additional Notice Provisions: The application programming interfaces +** established by SGI in conjunction with the Original Code are The +** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released +** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version +** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X +** Window System(R) (Version 1.3), released October 19, 1998. This software +** was created using the OpenGL(R) version 1.2.1 Sample Implementation +** published by SGI, but has not been independently verified as being +** compliant with the OpenGL(R) version 1.2.1 Specification. +** +*/ + +#define NEED_GL_FUNCS_WRAPPED +#include "glxclient.h" +#include "indirect_wrap.h" + +/* +** Specify parameters that control the storage format of pixel arrays. +*/ +void glPixelStoref(GLenum pname, GLfloat param) +{ + __GLXcontext *gc = __glXGetCurrentContext(); + __GLXattribute * state = gc->client_state_private; + Display *dpy = gc->currentDpy; + GLuint a; + + if (!dpy) return; + + switch (pname) { + case GL_PACK_ROW_LENGTH: + a = (GLuint) (param + 0.5); + if (((GLint) a) < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storePack.rowLength = a; + break; + case GL_PACK_IMAGE_HEIGHT: + a = (GLuint) (param + 0.5); + if (((GLint) a) < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storePack.imageHeight = a; + break; + case GL_PACK_SKIP_ROWS: + a = (GLuint) (param + 0.5); + if (((GLint) a) < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storePack.skipRows = a; + break; + case GL_PACK_SKIP_PIXELS: + a = (GLuint) (param + 0.5); + if (((GLint) a) < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storePack.skipPixels = a; + break; + case GL_PACK_SKIP_IMAGES: + a = (GLuint) (param + 0.5); + if (((GLint) a) < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storePack.skipImages = a; + break; + case GL_PACK_ALIGNMENT: + a = (GLint) (param + 0.5); + switch (a) { + case 1: case 2: case 4: case 8: + state->storePack.alignment = a; + break; + default: + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + break; + case GL_PACK_SWAP_BYTES: + state->storePack.swapEndian = (param != 0); + break; + case GL_PACK_LSB_FIRST: + state->storePack.lsbFirst = (param != 0); + break; + + case GL_UNPACK_ROW_LENGTH: + a = (GLuint) (param + 0.5); + if (((GLint) a) < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storeUnpack.rowLength = a; + break; + case GL_UNPACK_IMAGE_HEIGHT: + a = (GLuint) (param + 0.5); + if (((GLint) a) < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storeUnpack.imageHeight = a; + break; + case GL_UNPACK_SKIP_ROWS: + a = (GLuint) (param + 0.5); + if (((GLint) a) < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storeUnpack.skipRows = a; + break; + case GL_UNPACK_SKIP_PIXELS: + a = (GLuint) (param + 0.5); + if (((GLint) a) < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storeUnpack.skipPixels = a; + break; + case GL_UNPACK_SKIP_IMAGES: + a = (GLuint) (param + 0.5); + if (((GLint) a) < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storeUnpack.skipImages = a; + break; + case GL_UNPACK_ALIGNMENT: + a = (GLint) (param + 0.5); + switch (a) { + case 1: case 2: case 4: case 8: + state->storeUnpack.alignment = a; + break; + default: + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + break; + case GL_UNPACK_SWAP_BYTES: + state->storeUnpack.swapEndian = (param != 0); + break; + case GL_UNPACK_LSB_FIRST: + state->storeUnpack.lsbFirst = (param != 0); + break; + default: + /* + ** NOTE: there are currently no pixel storage commands that need to + ** be sent to the server. This may change in future versions + ** of the API, however. + */ + __glXSetError(gc, GL_INVALID_ENUM); + break; + } +} + +void glPixelStorei(GLenum pname, GLint param) +{ + __GLXcontext *gc = __glXGetCurrentContext(); + __GLXattribute * state = gc->client_state_private; + Display *dpy = gc->currentDpy; + + if (!dpy) return; + + switch (pname) { + case GL_PACK_ROW_LENGTH: + if (param < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storePack.rowLength = param; + break; + case GL_PACK_IMAGE_HEIGHT: + if (param < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storePack.imageHeight = param; + break; + case GL_PACK_SKIP_ROWS: + if (param < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storePack.skipRows = param; + break; + case GL_PACK_SKIP_PIXELS: + if (param < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storePack.skipPixels = param; + break; + case GL_PACK_SKIP_IMAGES: + if (param < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storePack.skipImages = param; + break; + case GL_PACK_ALIGNMENT: + switch (param) { + case 1: case 2: case 4: case 8: + state->storePack.alignment = param; + break; + default: + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + break; + case GL_PACK_SWAP_BYTES: + state->storePack.swapEndian = (param != 0); + break; + case GL_PACK_LSB_FIRST: + state->storePack.lsbFirst = (param != 0); + break; + + case GL_UNPACK_ROW_LENGTH: + if (param < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storeUnpack.rowLength = param; + break; + case GL_UNPACK_IMAGE_HEIGHT: + if (param < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storeUnpack.imageHeight = param; + break; + case GL_UNPACK_SKIP_ROWS: + if (param < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storeUnpack.skipRows = param; + break; + case GL_UNPACK_SKIP_PIXELS: + if (param < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storeUnpack.skipPixels = param; + break; + case GL_UNPACK_SKIP_IMAGES: + if (param < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + state->storeUnpack.skipImages = param; + break; + case GL_UNPACK_ALIGNMENT: + switch (param) { + case 1: case 2: case 4: case 8: + state->storeUnpack.alignment = param; + break; + default: + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + break; + case GL_UNPACK_SWAP_BYTES: + state->storeUnpack.swapEndian = (param != 0); + break; + case GL_UNPACK_LSB_FIRST: + state->storeUnpack.lsbFirst = (param != 0); + break; + default: + /* + ** NOTE: there are currently no pixel storage commands that need to + ** be sent to the server. This may change in future versions + ** of the API, however. + */ + __glXSetError(gc, GL_INVALID_ENUM); + break; + } +} -- cgit v1.2.3